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Combining the advantages of forging overcoat resistance to wear andhigh chromium wear-resistant anti-corrosion inner sleeves.Theovercoat is a forged steel. The hardness of high chromium innerafter heat treatment reached 62 HRC. The company offers all kindsof premium chromium liners with domestic SL3NB, 3 nb, F threeseries pump,and abroadPZ-7,PZ-8/9,PZ-10/11,T-800/1000,T-1300/1600,UNB-600,UNBT950,UNBT1180,UNBT1180L,NBT600,8T310,8T650,8-P-80,9-P-100,10-P-130,12-P-160.Ourproductions fully implement the API spec7 export standards.The length of products are more than one-third higher than that ofnational standard.70 percent of liners sold to Unitedstates.Russia.menggu.kazakhstan and In the Middle East.
